ActronAir BMS MODBUS 485 - Modbus RS-485 Technical Specifications

Installation and Commissioning Guide
ICUNO-MOD
23
22
Installation and Commissioning Guide ICUNO-MOD
Doc. No. 9590-3013 Ver. 5 200722
ActronAir is constantly seeking ways to improve the design of its products, therefore specifications are subject to change without notice.
Copyright © 2019 Actron Engineering Pty. Ltd.
Description
Digital / Inverter Classic II Type Modbus Register Read/Write UoM Min Max
Room Temperature Sensors
Wall Control 1 Temperature (0.1°C)
l
l
Analog 6001 R 0.1°C -99.9°C 99.9°C
Wall Control 2 Temperature (0.1°C)
l
l
Analog 6002 R 0.1°C -99.9°C 99.9°C
Wall Control 3 Temperature (0.1°C)
l
l
Analog 6003 R 0.1°C -99.9°C 99.9°C
Auxiliary Sensor 1 Temperature (0.1°C)
l
l
Analog 6011 R 0.1°C -99.9°C 99.9°C
Auxiliary Sensor 2 Temperature (0.1°C)
l
l
Analog 6012 R 0.1°C -99.9°C 99.9°C
Auxiliary Sensor 3 Temperature (0.1°C)
l* l
Analog 6013 R 0.1°C -99.9°C -99.9°C
* For residential systems only.
06. Modbus RS-485 Technical Data
Device Type Slave
Baud Rates
9600 (Default), 19200, 38400, 76800, 115200
Data Parity
Even (Default), None
Unit Load
1/32
Device Address Range
1 – 247
Protocol
Modbus RTU
Electrical Interface
RS-485, 4 Wire (2 pair)
Cable Type
Twisted Pair Shielded Cable
Recommended Wire Size
0.5mm² (7/0.30)
Connector type
Screw terminals
Supported function codes
03 – Read Holding Registers
06 – Write Single Register
16 – Write Multiple Registers
Broadcast
Yes
Maximum Network Cable Length
1000 meters (@9600 baud rate)
Standard Modbus over serial line v1.0